3S Paintbrush
A sketchbook with room to draw
$4.99 · Designed for iPad. Not verified for macOS.
Duo Ready — Made by HerbDev.
Open a sketchbook and make something your own. Choose a brush color and width, draw on warm paper or slate, and revise with the eraser, undo and redo. Keep a reference photo alongside your canvas, name your drawings, and return to saved artwork. Export a finished drawing as a PNG image.
Designed for iPhone and iPad, with layouts that make use of the space available. No app account, advertising or subscription is required.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Herb Trevathan, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Herb Trevathan
- Size
- 1.7 MB
- Category
- Graphics & Design
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Herb Trevathan
